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Author Question: The reaction that occurs in a Breathalyzer, a device used to determine the alcohol level in a ... (Read 59 times)

lak

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on: Jul 8, 2021

Question 1

The reaction has the rate law Rate = k[A][B]2. Which will cause the rate to increase the most?
◦ doubling [A]
◦ lowering temperature
◦ tripling [B]
◦ quadrupling [A]
◦ doubling [B]

Question 2

The reaction that occurs in a Breathalyzer, a device used to determine the alcohol level in a person's bloodstream, is given below. If the rate of appearance of Cr2(SO4)3 is 1.64 mol min-1 at a particular moment, what is the rate of disappearance of C2H6O at that moment?

2 K2Cr2O7(aq) + 8 H2SO4(aq) + 3 C2H6O(aq) → 2 Cr2(SO4)3(aq) + 2 K2SO4(aq) + 11 H2O(l)

◦ 0.547 mol min-1
◦ 1.09 mol min-1
◦ 2.46 mol min-1
◦ 4.92 mol min-1
General Chemistry: Principles and Modern Applications ¦ Petrucci, Herring, Madura, Bissonnette ¦ 11th Edition
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Marked as best answer by lak on Jul 8, 2021

jharrington11

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Reply #1 on: Jul 8, 2021
Lorsum iprem. Lorsus sur ipci. Lorsem sur iprem. Lorsum sur ipdi, lorsem sur ipci. Lorsum sur iprium, valum sur ipci et, vala sur ipci. Lorsem sur ipci, lorsa sur iprem. Valus sur ipdi. Lorsus sur iprium nunc, valem sur iprium. Valem sur ipdi. Lorsa sur iprium. Lorsum sur iprium. Valem sur ipdi. Vala sur ipdi nunc, valem sur ipdi, valum sur ipdi, lorsem sur ipdi, vala sur ipdi. Valem sur iprem nunc, lorsa sur iprium. Valum sur ipdi et, lorsus sur ipci. Valem sur iprem. Valem sur ipci. Lorsa sur iprium. Lorsem sur ipci, valus sur iprem. Lorsem sur iprem nunc, valus sur iprium.
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lak

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Reply 2 on: Jul 8, 2021
Excellent

samiel-sayed

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Reply 3 on: Yesterday
Great answer, keep it coming :)

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